CONTENTS 



CHAPTER 



INTRODUCTION 



The nature of Life and its power of reproduction — The stuff of 

 which Life is made — ^The Emotions — The simplest living 

 things — Where is neither Birth nor Death yet the Population 

 increases — The First Marriage — The beginning of sex — The 

 two dominating instincts — The conditions of survival — The 

 Oyster's narrow world — " Fiddling work " — Amorousness — 

 The superior Male — Where Death begins — " Germ-plasm " 

 and what it means — Sex and ** Secondary sexual Characters " 

 — Some theories — " Hormones," what are they ? . . i 



CHAPTER II 



" MANKIND IN THB MAKING " 



The use of the term " Courtship " — Primitive Man and the Foun- 

 dations of Society — " Amorousness " as a motive force — 

 Polygamy — Our half human ancestors — Standards of Beauty 

 — Disquieting signs . . . . , . .21 



CHAPTER III 



man's cousins THB APES 



The Man-like Apes and their mode of Life — Their " Courtships " — 

 Musical Chimpanzees — How the Orang-utan improves his 

 voice — His likeness to Cahban — The truculent visage of the 

 Gorilla — *' Ornament " in the lower Ax>es — The Concerts of 

 the Howler Monkeys . , .... 4© 



